Mackie CR4-XBT Creative Reference Series 4" Multimedia Monitors w/ Bluetooth made out of aluminum

made out of aluminum

and also to protect the electronics internals against failures caused by vibrations

either to the left or right

The built-in rechargeable batteries provide up to 7 hours of operation and recharge via USB

Mackie CR4-XBT Creative Reference Series 4" Multimedia Monitors w/ Bluetooth made out of aluminumhe Mackie CR4 XBT is a pair of Bluetooth enabled Creative Reference Series 4" multimedia monitors offering a compact solution for quality audio playback in home studios and gaming setups. With 50W of amplification driving 4" woofers and 0. 75" tweeters, the CR4 XBT monitors work well whether you're creating content or casually enjoying some tunes. The pair consists of one passive speaker and one powered speaker that connect with an included speaker